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Individual Calculations August 2018 |
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| Yu, Jennifer Total change: -31.40 | |   |
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| 12th Annual Philadelphia International | Philadelphia, Pennsylvania | USA | 2018-06-28 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2247 | 2358 | 5.00 | 9 | -0.58 | 20 | -11.60 | |
|  Narkeeran, Madhavan | | | 1993 | USA | 1.00 | 1 | 0.10 | 20 | 2.00 | | | Lenderman, Aleksandr | g | | 2615 | USA | 0.50 | 1 | 0.32 | 20 | 6.40 | |  Lou, Yiping | m | | 2484 | CHN | 0.50 | 1 | 0.17 | 20 | 3.40 | | | Mikhalevski, Victor | g | | 2581 | ISR | 0.00 | 1 | -0.22 | 20 | -4.40 | | | Liu, Zhaoqi | | | 2163 | CHN | 0.00 | 1 | -0.75 | 20 | -15.00 | | | Slade, Theodore | | | 2018 | ENG | 0.50 | 1 | -0.38 | 20 | -7.60 | | | Xu, Arthur | c | | 1958 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Nilsson, Martin | | | 2164 | SWE | 0.50 | 1 | -0.25 | 20 | -5.00 | | | Oconnor, Derek | | | 2245 | USA | 1.00 | 1 | 0.35 | 20 | 7.00 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 46th Annual World Open | Philadelphia, Pennsylvania | USA | 2018-07-04 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2272 | 2358 | 5.50 | 9 | -0.01 | 20 | -0.20 | |
| | Maldonado, Oscar L | | | 2033 | USA | 1.00 | 1 | 0.13 | 20 | 2.60 | | | Xiong, Jeffery | g | | 2655 | USA | 0.50 | 1 | 0.35 | 20 | 7.00 | | | Smirin, Ilya | g | | 2591 | ISR | 0.00 | 1 | -0.21 | 20 | -4.20 | | | Baquero, Luis A | | | 2115 | COL | 1.00 | 1 | 0.20 | 20 | 4.00 | | | Easton, Jack | | | 2238 | USA | 0.50 | 1 | -0.16 | 20 | -3.20 | | | Daggupati, Balaji | f | | 2207 | USA | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Flaquer, Luis | f | | 2199 | DOM | 1.00 | 1 | 0.29 | 20 | 5.80 | | | Lapan, Dan | | | 2192 | USA | 0.50 | 1 | -0.22 | 20 | -4.40 | | | Oconnor, Derek E | | | 2215 | USA | 1.00 | 1 | 0.31 | 20 | 6.20 | |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | | | 2018 U.S. Girls Junior Championship | Saint Louis, Missouri | USA | 2018-07-12 |
| Rc | Ro | w | n | change | K | K*chg | Game |
| 2119 | 2358 | 6.00 | 9 | -0.98 | 20 | -19.60 | |
| | Feng, Maggie | f | wc | 2236 | USA | 1.00 | 1 | 0.33 | 20 | 6.60 | | | Wu, Rochelle | | wc | 2110 | USA | 0.00 | 1 | -0.81 | 20 | -16.20 | | | Vittal, Sanjana | | wf | 1958 * | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Nguyen, Emily | | wm | 2215 | USA | 1.00 | 1 | 0.31 | 20 | 6.20 | | | Cervantes, Thalia | | wf | 2208 | USA | 0.00 | 1 | -0.70 | 20 | -14.00 | | | Matus, Nastassja | | wf | 1960 | USA | 1.00 | 1 | 0.08 | 20 | 1.60 | | | Morris-Suzuki, Sophie | | | 1980 | USA | 1.00 | 1 | 0.09 | 20 | 1.80 | | | Samadashvili, Martha | | wf | 2040 | USA | 0.50 | 1 | -0.37 | 20 | -7.40 | | | Yip, Carissa | f | wf | 2364 | USA | 0.50 | 1 | 0.01 | 20 | 0.20 | | | * Rating difference of more than 400. Please read more at FIDE Handbook |
Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change) | | |
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